Research Article
Experimental Study on Mechanical Properties of CFRP-Confined Concrete Columns under Continuous Semi-Submergence of Sulfate
Table 3
Performance parameters of carbon fiber-reinforced polymer (CFRP) and carbon fiber impregnant.
| | CFRP property | Impregnant property |
| | Tensile strength (MPa) | ≥3,400 | Tensile strength (MPa) | ≥38 | | Nominal thickness (mm) | 0.167 | Flexural strength (MPa) | ≥50 | | Elongation (%) | ≥1.6 | Elongation (%) | ≥1.5 | | Mass per unit area (g.m−2) | 300 | Compressive strength (MPa) | ≥70 | | Modulus of elasticity in tension (MPa) | ≥2.3 × 105 | Modulus of elasticity in tension (MPa) | ≥2,400 |
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